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基于专利持有模型的我国有效专利分析
Release Time:2022-06-28 Hits:
First Author:杨中楷
Correspondence Author:孙玉涛
Date of Publication:2009-01-01
Journal:科技管理研究
Institution:人文与社会科学学部
Document Type:J
Volume:29
Issue:2
Page Number:254-257
ISSN:1000-7695
Note:新增回溯数据